Ningtyias, Farida, Iken Navikadini, Afif Hamdalah, Irfan Rifai, & Trianti Dewi Kencana Wungu. " EFFECTIVENESS OF SAFETY RIDING EDUCATION METHODS AND MEDIA TO ADOLESCENT IN JEMBER REGENCY." Journal of Indonesia Road Safety [Online], 3.1 (2020): 1-9. Web. 18 Mar. 2025